Kelsey

There's a [leak](https://developer.valvesoftware.com/wiki/Leak) in your map. If you have any user created packages installed, try removing their items from the map to see if they're the cause of the leak....

Looks like the leak is caused by having empty space above flip panels. You should be able to put a retracted angled panel there to work around the issue. ...

Keep it open, we need to fix the issue properly

If everything is working properly, it shouldn't be possible to get leaks in the puzzlemaker, so if you can we consider it a bug.

You can if you want, but you probably won't find anything. The reason it happens in Old Aperture is because of the wheel model added at the top of the...

Yeah, for the vertical positions it could determine the position of the platform, so topmost would align the platform with the top of the block, and the three below that...

Alright, here's the layout I came up with:  The item would be switched to a normal 8-way handle. The vertical positions are shifted 16 units down (so the platform...

The goo itself isn't causing the leak, it breaking is just one of the side effects of another item leaking. If you're using any UCP items, try removing those first,...

User-created packages, if you've never heard of them then you're not using any.

The error is caused by this pedestal button connected to the autoportal:  To work around it, hollow out the block diagonally down from the button and place something that...